/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7390193 [2022-04-05 09:37:08,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-05 09:37:08,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-05 09:37:08,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-05 09:37:08,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-05 09:37:08,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-05 09:37:08,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-05 09:37:08,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-05 09:37:08,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-05 09:37:08,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-05 09:37:08,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-05 09:37:08,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-05 09:37:08,898 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-05 09:37:08,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-05 09:37:08,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-05 09:37:08,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-05 09:37:08,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-05 09:37:08,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-05 09:37:08,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-05 09:37:08,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-05 09:37:08,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-05 09:37:08,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-05 09:37:08,932 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-05 09:37:08,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-05 09:37:08,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-05 09:37:08,933 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-05 09:37:08,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-05 09:37:08,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-05 09:37:08,934 INFO L138 SettingsManager]: * Use SBE=true [2022-04-05 09:37:08,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-05 09:37:08,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-05 09:37:08,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-05 09:37:08,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-05 09:37:08,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-05 09:37:08,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-05 09:37:08,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-05 09:37:08,935 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-05 09:37:08,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-05 09:37:08,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-05 09:37:08,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-05 09:37:08,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-05 09:37:08,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-05 09:37:08,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-05 09:37:08,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-05 09:37:08,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-05 09:37:08,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-05 09:37:08,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-05 09:37:08,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-05 09:37:08,937 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-05 09:37:08,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-05 09:37:08,937 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-05 09:37:08,937 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-05 09:37:09,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-05 09:37:09,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-05 09:37:09,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-05 09:37:09,148 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-05 09:37:09,149 INFO L275 PluginConnector]: CDTParser initialized [2022-04-05 09:37:09,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c [2022-04-05 09:37:09,201 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58fe23906/4e0860b1b4814e4da79801f8e6ebac8b/FLAG10023945d [2022-04-05 09:37:09,626 INFO L306 CDTParser]: Found 1 translation units. [2022-04-05 09:37:09,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c [2022-04-05 09:37:09,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58fe23906/4e0860b1b4814e4da79801f8e6ebac8b/FLAG10023945d [2022-04-05 09:37:09,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58fe23906/4e0860b1b4814e4da79801f8e6ebac8b [2022-04-05 09:37:09,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-05 09:37:09,656 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-05 09:37:09,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-05 09:37:09,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-05 09:37:09,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-05 09:37:09,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@594d0cbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09, skipping insertion in model container [2022-04-05 09:37:09,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-05 09:37:09,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-05 09:37:09,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c[37595,37608] [2022-04-05 09:37:09,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-05 09:37:09,867 INFO L203 MainTranslator]: Completed pre-run [2022-04-05 09:37:09,902 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c[37595,37608] [2022-04-05 09:37:09,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-05 09:37:09,912 INFO L208 MainTranslator]: Completed translation [2022-04-05 09:37:09,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09 WrapperNode [2022-04-05 09:37:09,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-05 09:37:09,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-05 09:37:09,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-05 09:37:09,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-05 09:37:09,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-05 09:37:09,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-05 09:37:09,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-05 09:37:09,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-05 09:37:09,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09" (1/1) ... [2022-04-05 09:37:09,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-05 09:37:09,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 09:37:09,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-05 09:37:10,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-05 09:37:10,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-05 09:37:10,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-05 09:37:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-05 09:37:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2022-04-05 09:37:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-05 09:37:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-05 09:37:10,025 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-05 09:37:10,026 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-05 09:37:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-05 09:37:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-05 09:37:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-05 09:37:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-05 09:37:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2022-04-05 09:37:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-05 09:37:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-05 09:37:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-05 09:37:10,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-05 09:37:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-05 09:37:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-05 09:37:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-05 09:37:10,117 INFO L234 CfgBuilder]: Building ICFG [2022-04-05 09:37:10,118 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-05 09:37:10,196 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 09:37:10,548 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2022-04-05 09:37:10,548 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2022-04-05 09:37:10,552 INFO L275 CfgBuilder]: Performing block encoding [2022-04-05 09:37:10,562 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-05 09:37:10,562 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-05 09:37:10,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 09:37:10 BoogieIcfgContainer [2022-04-05 09:37:10,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-05 09:37:10,565 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-05 09:37:10,565 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-05 09:37:10,566 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-05 09:37:10,568 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 09:37:10" (1/1) ... [2022-04-05 09:37:10,570 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-05 09:37:10,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 05.04 09:37:10 BasicIcfg [2022-04-05 09:37:10,608 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-05 09:37:10,610 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-05 09:37:10,610 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-05 09:37:10,615 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-05 09:37:10,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 09:37:09" (1/4) ... [2022-04-05 09:37:10,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4ede49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 09:37:10, skipping insertion in model container [2022-04-05 09:37:10,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:37:09" (2/4) ... [2022-04-05 09:37:10,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4ede49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 09:37:10, skipping insertion in model container [2022-04-05 09:37:10,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 09:37:10" (3/4) ... [2022-04-05 09:37:10,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4ede49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 09:37:10, skipping insertion in model container [2022-04-05 09:37:10,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 05.04 09:37:10" (4/4) ... [2022-04-05 09:37:10,617 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.cil-3.cqvasr [2022-04-05 09:37:10,622 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-05 09:37:10,622 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-05 09:37:10,673 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-05 09:37:10,678 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-05 09:37:10,679 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-05 09:37:10,699 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 129 states have (on average 1.697674418604651) internal successors, (219), 130 states have internal predecessors, (219), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-05 09:37:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-04-05 09:37:10,704 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:10,704 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:10,705 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:10,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:10,708 INFO L85 PathProgramCache]: Analyzing trace with hash 420500670, now seen corresponding path program 1 times [2022-04-05 09:37:10,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:10,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645742369] [2022-04-05 09:37:10,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:10,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:10,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:37:10,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:10,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645742369] [2022-04-05 09:37:10,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645742369] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:10,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:10,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:10,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057410019] [2022-04-05 09:37:10,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:10,885 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:10,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:10,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:10,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:10,921 INFO L87 Difference]: Start difference. First operand has 137 states, 129 states have (on average 1.697674418604651) internal successors, (219), 130 states have internal predecessors, (219), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:11,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:11,288 INFO L93 Difference]: Finished difference Result 376 states and 631 transitions. [2022-04-05 09:37:11,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:11,290 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-04-05 09:37:11,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:11,307 INFO L225 Difference]: With dead ends: 376 [2022-04-05 09:37:11,307 INFO L226 Difference]: Without dead ends: 219 [2022-04-05 09:37:11,312 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:11,315 INFO L913 BasicCegarLoop]: 215 mSDtfsCounter, 578 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:11,315 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 224 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-05 09:37:11,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2022-04-05 09:37:11,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2022-04-05 09:37:11,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 214 states have (on average 1.4906542056074767) internal successors, (319), 214 states have internal predecessors, (319), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:11,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 323 transitions. [2022-04-05 09:37:11,378 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 323 transitions. Word has length 30 [2022-04-05 09:37:11,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:11,378 INFO L478 AbstractCegarLoop]: Abstraction has 219 states and 323 transitions. [2022-04-05 09:37:11,379 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:11,379 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 323 transitions. [2022-04-05 09:37:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-04-05 09:37:11,382 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:11,382 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:11,382 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-05 09:37:11,383 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:11,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:11,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1296976805, now seen corresponding path program 1 times [2022-04-05 09:37:11,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:11,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289795761] [2022-04-05 09:37:11,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:11,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:11,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:11,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:37:11,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:11,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289795761] [2022-04-05 09:37:11,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289795761] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:11,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:11,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:11,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526563330] [2022-04-05 09:37:11,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:11,493 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:11,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:11,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:11,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:11,494 INFO L87 Difference]: Start difference. First operand 219 states and 323 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:11,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:11,711 INFO L93 Difference]: Finished difference Result 351 states and 525 transitions. [2022-04-05 09:37:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:11,712 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 44 [2022-04-05 09:37:11,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:11,713 INFO L225 Difference]: With dead ends: 351 [2022-04-05 09:37:11,714 INFO L226 Difference]: Without dead ends: 246 [2022-04-05 09:37:11,719 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:11,720 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 193 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:11,720 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [193 Valid, 193 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-05 09:37:11,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-04-05 09:37:11,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 236. [2022-04-05 09:37:11,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 231 states have (on average 1.4761904761904763) internal successors, (341), 231 states have internal predecessors, (341), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:11,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 345 transitions. [2022-04-05 09:37:11,732 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 345 transitions. Word has length 44 [2022-04-05 09:37:11,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:11,733 INFO L478 AbstractCegarLoop]: Abstraction has 236 states and 345 transitions. [2022-04-05 09:37:11,733 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:11,733 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 345 transitions. [2022-04-05 09:37:11,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-04-05 09:37:11,734 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:11,734 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:11,734 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-05 09:37:11,735 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:11,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:11,736 INFO L85 PathProgramCache]: Analyzing trace with hash -714612934, now seen corresponding path program 1 times [2022-04-05 09:37:11,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:11,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474662262] [2022-04-05 09:37:11,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:11,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:11,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:11,831 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-04-05 09:37:11,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:11,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474662262] [2022-04-05 09:37:11,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474662262] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:11,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:11,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:11,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193057810] [2022-04-05 09:37:11,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:11,833 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:11,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:11,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:11,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:11,833 INFO L87 Difference]: Start difference. First operand 236 states and 345 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:11,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:11,997 INFO L93 Difference]: Finished difference Result 509 states and 756 transitions. [2022-04-05 09:37:11,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:11,997 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-05 09:37:11,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:11,999 INFO L225 Difference]: With dead ends: 509 [2022-04-05 09:37:11,999 INFO L226 Difference]: Without dead ends: 286 [2022-04-05 09:37:12,001 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:12,006 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 192 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:12,006 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [192 Valid, 193 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:12,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2022-04-05 09:37:12,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 276. [2022-04-05 09:37:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 271 states have (on average 1.4428044280442804) internal successors, (391), 271 states have internal predecessors, (391), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 395 transitions. [2022-04-05 09:37:12,017 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 395 transitions. Word has length 61 [2022-04-05 09:37:12,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:12,017 INFO L478 AbstractCegarLoop]: Abstraction has 276 states and 395 transitions. [2022-04-05 09:37:12,017 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,017 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 395 transitions. [2022-04-05 09:37:12,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-04-05 09:37:12,019 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:12,019 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:12,019 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-05 09:37:12,019 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:12,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:12,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1959377415, now seen corresponding path program 1 times [2022-04-05 09:37:12,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:12,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306877450] [2022-04-05 09:37:12,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:12,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:12,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:12,065 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-04-05 09:37:12,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:12,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306877450] [2022-04-05 09:37:12,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306877450] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:12,066 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:12,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:12,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220375512] [2022-04-05 09:37:12,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:12,066 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:12,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:12,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:12,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:12,067 INFO L87 Difference]: Start difference. First operand 276 states and 395 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:12,265 INFO L93 Difference]: Finished difference Result 639 states and 949 transitions. [2022-04-05 09:37:12,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:12,266 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-05 09:37:12,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:12,269 INFO L225 Difference]: With dead ends: 639 [2022-04-05 09:37:12,269 INFO L226 Difference]: Without dead ends: 374 [2022-04-05 09:37:12,269 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:12,275 INFO L913 BasicCegarLoop]: 198 mSDtfsCounter, 208 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:12,276 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [208 Valid, 205 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-05 09:37:12,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2022-04-05 09:37:12,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 356. [2022-04-05 09:37:12,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 351 states have (on average 1.393162393162393) internal successors, (489), 351 states have internal predecessors, (489), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 493 transitions. [2022-04-05 09:37:12,288 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 493 transitions. Word has length 61 [2022-04-05 09:37:12,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:12,289 INFO L478 AbstractCegarLoop]: Abstraction has 356 states and 493 transitions. [2022-04-05 09:37:12,289 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,289 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 493 transitions. [2022-04-05 09:37:12,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-04-05 09:37:12,290 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:12,291 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:12,291 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-05 09:37:12,291 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:12,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:12,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1525326578, now seen corresponding path program 1 times [2022-04-05 09:37:12,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:12,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810916167] [2022-04-05 09:37:12,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:12,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:12,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-04-05 09:37:12,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:12,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810916167] [2022-04-05 09:37:12,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810916167] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:12,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:12,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:12,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277272932] [2022-04-05 09:37:12,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:12,339 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:12,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:12,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:12,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:12,339 INFO L87 Difference]: Start difference. First operand 356 states and 493 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:12,476 INFO L93 Difference]: Finished difference Result 805 states and 1153 transitions. [2022-04-05 09:37:12,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:12,476 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 74 [2022-04-05 09:37:12,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:12,479 INFO L225 Difference]: With dead ends: 805 [2022-04-05 09:37:12,479 INFO L226 Difference]: Without dead ends: 460 [2022-04-05 09:37:12,480 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:12,481 INFO L913 BasicCegarLoop]: 174 mSDtfsCounter, 295 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:12,481 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 181 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:12,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2022-04-05 09:37:12,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 434. [2022-04-05 09:37:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 429 states have (on average 1.4522144522144522) internal successors, (623), 429 states have internal predecessors, (623), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 627 transitions. [2022-04-05 09:37:12,500 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 627 transitions. Word has length 74 [2022-04-05 09:37:12,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:12,501 INFO L478 AbstractCegarLoop]: Abstraction has 434 states and 627 transitions. [2022-04-05 09:37:12,501 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,501 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 627 transitions. [2022-04-05 09:37:12,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-04-05 09:37:12,502 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:12,502 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:12,502 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-05 09:37:12,502 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:12,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:12,503 INFO L85 PathProgramCache]: Analyzing trace with hash -373342279, now seen corresponding path program 1 times [2022-04-05 09:37:12,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:12,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775397515] [2022-04-05 09:37:12,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:12,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:12,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:12,580 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-04-05 09:37:12,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:12,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775397515] [2022-04-05 09:37:12,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775397515] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:12,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:12,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:12,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848893709] [2022-04-05 09:37:12,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:12,582 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:12,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:12,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:12,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:12,583 INFO L87 Difference]: Start difference. First operand 434 states and 627 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:12,736 INFO L93 Difference]: Finished difference Result 903 states and 1314 transitions. [2022-04-05 09:37:12,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:12,736 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 78 [2022-04-05 09:37:12,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:12,740 INFO L225 Difference]: With dead ends: 903 [2022-04-05 09:37:12,740 INFO L226 Difference]: Without dead ends: 482 [2022-04-05 09:37:12,741 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:12,742 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 185 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:12,742 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [185 Valid, 193 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:12,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2022-04-05 09:37:12,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 476. [2022-04-05 09:37:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 471 states have (on average 1.4331210191082802) internal successors, (675), 471 states have internal predecessors, (675), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 679 transitions. [2022-04-05 09:37:12,756 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 679 transitions. Word has length 78 [2022-04-05 09:37:12,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:12,757 INFO L478 AbstractCegarLoop]: Abstraction has 476 states and 679 transitions. [2022-04-05 09:37:12,758 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,758 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 679 transitions. [2022-04-05 09:37:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-04-05 09:37:12,760 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:12,760 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:12,761 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-05 09:37:12,761 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:12,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:12,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1482970623, now seen corresponding path program 1 times [2022-04-05 09:37:12,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:12,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798868838] [2022-04-05 09:37:12,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:12,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:12,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-04-05 09:37:12,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:12,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798868838] [2022-04-05 09:37:12,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798868838] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:12,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:12,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:12,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243619402] [2022-04-05 09:37:12,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:12,840 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:12,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:12,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:12,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:12,840 INFO L87 Difference]: Start difference. First operand 476 states and 679 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:12,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:12,990 INFO L93 Difference]: Finished difference Result 957 states and 1371 transitions. [2022-04-05 09:37:12,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:12,991 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 98 [2022-04-05 09:37:12,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:12,993 INFO L225 Difference]: With dead ends: 957 [2022-04-05 09:37:12,993 INFO L226 Difference]: Without dead ends: 715 [2022-04-05 09:37:12,994 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:12,995 INFO L913 BasicCegarLoop]: 317 mSDtfsCounter, 295 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:12,995 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 324 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:12,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2022-04-05 09:37:13,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 715. [2022-04-05 09:37:13,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 715 states, 710 states have (on average 1.4281690140845071) internal successors, (1014), 710 states have internal predecessors, (1014), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 1018 transitions. [2022-04-05 09:37:13,014 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 1018 transitions. Word has length 98 [2022-04-05 09:37:13,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:13,015 INFO L478 AbstractCegarLoop]: Abstraction has 715 states and 1018 transitions. [2022-04-05 09:37:13,015 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,015 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1018 transitions. [2022-04-05 09:37:13,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-04-05 09:37:13,016 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:13,016 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:13,016 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-05 09:37:13,017 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:13,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:13,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1275544748, now seen corresponding path program 1 times [2022-04-05 09:37:13,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:13,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63498972] [2022-04-05 09:37:13,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:13,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:13,080 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-04-05 09:37:13,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:13,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63498972] [2022-04-05 09:37:13,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63498972] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:13,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:13,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:13,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126877670] [2022-04-05 09:37:13,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:13,085 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:13,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:13,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:13,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:13,085 INFO L87 Difference]: Start difference. First operand 715 states and 1018 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:13,225 INFO L93 Difference]: Finished difference Result 1217 states and 1732 transitions. [2022-04-05 09:37:13,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:13,225 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 99 [2022-04-05 09:37:13,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:13,228 INFO L225 Difference]: With dead ends: 1217 [2022-04-05 09:37:13,228 INFO L226 Difference]: Without dead ends: 736 [2022-04-05 09:37:13,229 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:13,230 INFO L913 BasicCegarLoop]: 197 mSDtfsCounter, 183 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:13,230 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [183 Valid, 204 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:13,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2022-04-05 09:37:13,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 736. [2022-04-05 09:37:13,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 736 states, 731 states have (on average 1.424076607387141) internal successors, (1041), 731 states have internal predecessors, (1041), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 736 states and 1045 transitions. [2022-04-05 09:37:13,244 INFO L78 Accepts]: Start accepts. Automaton has 736 states and 1045 transitions. Word has length 99 [2022-04-05 09:37:13,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:13,245 INFO L478 AbstractCegarLoop]: Abstraction has 736 states and 1045 transitions. [2022-04-05 09:37:13,245 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,245 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1045 transitions. [2022-04-05 09:37:13,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-04-05 09:37:13,246 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:13,246 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:13,246 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-05 09:37:13,246 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:13,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:13,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1728650536, now seen corresponding path program 1 times [2022-04-05 09:37:13,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:13,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990225515] [2022-04-05 09:37:13,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:13,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:13,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:13,295 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-04-05 09:37:13,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:13,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990225515] [2022-04-05 09:37:13,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990225515] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:13,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:13,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:13,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861744927] [2022-04-05 09:37:13,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:13,296 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:13,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:13,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:13,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:13,296 INFO L87 Difference]: Start difference. First operand 736 states and 1045 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:13,437 INFO L93 Difference]: Finished difference Result 978 states and 1392 transitions. [2022-04-05 09:37:13,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:13,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 100 [2022-04-05 09:37:13,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:13,440 INFO L225 Difference]: With dead ends: 978 [2022-04-05 09:37:13,440 INFO L226 Difference]: Without dead ends: 976 [2022-04-05 09:37:13,441 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:13,443 INFO L913 BasicCegarLoop]: 164 mSDtfsCounter, 459 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:13,443 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 171 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:13,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2022-04-05 09:37:13,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 976. [2022-04-05 09:37:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 971 states have (on average 1.427394438722966) internal successors, (1386), 971 states have internal predecessors, (1386), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1390 transitions. [2022-04-05 09:37:13,463 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1390 transitions. Word has length 100 [2022-04-05 09:37:13,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:13,463 INFO L478 AbstractCegarLoop]: Abstraction has 976 states and 1390 transitions. [2022-04-05 09:37:13,463 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,463 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1390 transitions. [2022-04-05 09:37:13,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-04-05 09:37:13,482 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:13,483 INFO L499 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:13,483 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-05 09:37:13,483 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:13,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:13,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1207748638, now seen corresponding path program 1 times [2022-04-05 09:37:13,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:13,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433580073] [2022-04-05 09:37:13,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:13,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:13,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-04-05 09:37:13,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:13,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433580073] [2022-04-05 09:37:13,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433580073] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:13,537 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:13,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:13,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001187249] [2022-04-05 09:37:13,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:13,538 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:13,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:13,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:13,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:13,539 INFO L87 Difference]: Start difference. First operand 976 states and 1390 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:13,707 INFO L93 Difference]: Finished difference Result 2143 states and 3103 transitions. [2022-04-05 09:37:13,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:13,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 155 [2022-04-05 09:37:13,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:13,710 INFO L225 Difference]: With dead ends: 2143 [2022-04-05 09:37:13,710 INFO L226 Difference]: Without dead ends: 1172 [2022-04-05 09:37:13,712 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:13,712 INFO L913 BasicCegarLoop]: 198 mSDtfsCounter, 235 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:13,713 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [235 Valid, 205 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:13,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2022-04-05 09:37:13,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 1132. [2022-04-05 09:37:13,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1132 states, 1127 states have (on average 1.442768411712511) internal successors, (1626), 1127 states have internal predecessors, (1626), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 1630 transitions. [2022-04-05 09:37:13,734 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 1630 transitions. Word has length 155 [2022-04-05 09:37:13,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:13,735 INFO L478 AbstractCegarLoop]: Abstraction has 1132 states and 1630 transitions. [2022-04-05 09:37:13,735 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1630 transitions. [2022-04-05 09:37:13,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-04-05 09:37:13,737 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:13,737 INFO L499 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:13,738 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-05 09:37:13,740 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:13,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:13,741 INFO L85 PathProgramCache]: Analyzing trace with hash 645369310, now seen corresponding path program 1 times [2022-04-05 09:37:13,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:13,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263909375] [2022-04-05 09:37:13,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:13,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:13,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2022-04-05 09:37:13,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:13,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263909375] [2022-04-05 09:37:13,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263909375] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:13,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:13,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:13,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705334199] [2022-04-05 09:37:13,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:13,793 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:13,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:13,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:13,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:13,794 INFO L87 Difference]: Start difference. First operand 1132 states and 1630 transitions. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:13,952 INFO L93 Difference]: Finished difference Result 2357 states and 3373 transitions. [2022-04-05 09:37:13,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:13,953 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 191 [2022-04-05 09:37:13,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:13,957 INFO L225 Difference]: With dead ends: 2357 [2022-04-05 09:37:13,957 INFO L226 Difference]: Without dead ends: 1238 [2022-04-05 09:37:13,960 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:13,960 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 187 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:13,960 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [187 Valid, 193 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:13,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2022-04-05 09:37:13,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1224. [2022-04-05 09:37:13,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1224 states, 1219 states have (on average 1.4257588187038557) internal successors, (1738), 1219 states have internal predecessors, (1738), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1742 transitions. [2022-04-05 09:37:13,985 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1742 transitions. Word has length 191 [2022-04-05 09:37:13,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:13,986 INFO L478 AbstractCegarLoop]: Abstraction has 1224 states and 1742 transitions. [2022-04-05 09:37:13,986 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:13,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1742 transitions. [2022-04-05 09:37:13,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-04-05 09:37:13,988 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:13,988 INFO L499 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:13,988 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-05 09:37:13,989 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:13,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:13,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1315099224, now seen corresponding path program 1 times [2022-04-05 09:37:13,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:13,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275762745] [2022-04-05 09:37:13,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:13,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:14,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:14,042 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-04-05 09:37:14,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:14,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275762745] [2022-04-05 09:37:14,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275762745] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:14,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:14,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:14,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350763151] [2022-04-05 09:37:14,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:14,043 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:14,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:14,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:14,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:14,043 INFO L87 Difference]: Start difference. First operand 1224 states and 1742 transitions. Second operand has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:14,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:14,225 INFO L93 Difference]: Finished difference Result 2547 states and 3615 transitions. [2022-04-05 09:37:14,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:14,226 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 212 [2022-04-05 09:37:14,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:14,230 INFO L225 Difference]: With dead ends: 2547 [2022-04-05 09:37:14,230 INFO L226 Difference]: Without dead ends: 1336 [2022-04-05 09:37:14,231 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:14,232 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 184 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:14,233 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [184 Valid, 193 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:14,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1336 states. [2022-04-05 09:37:14,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1336 to 1324. [2022-04-05 09:37:14,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1324 states, 1319 states have (on average 1.4086429112964367) internal successors, (1858), 1319 states have internal predecessors, (1858), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:14,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1324 states and 1862 transitions. [2022-04-05 09:37:14,260 INFO L78 Accepts]: Start accepts. Automaton has 1324 states and 1862 transitions. Word has length 212 [2022-04-05 09:37:14,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:14,260 INFO L478 AbstractCegarLoop]: Abstraction has 1324 states and 1862 transitions. [2022-04-05 09:37:14,261 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:14,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1862 transitions. [2022-04-05 09:37:14,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-04-05 09:37:14,264 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:14,264 INFO L499 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:14,264 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-05 09:37:14,264 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:14,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:14,264 INFO L85 PathProgramCache]: Analyzing trace with hash 2055655597, now seen corresponding path program 1 times [2022-04-05 09:37:14,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:14,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120547867] [2022-04-05 09:37:14,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:14,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:14,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-04-05 09:37:14,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:14,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120547867] [2022-04-05 09:37:14,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120547867] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:14,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:14,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:14,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320903778] [2022-04-05 09:37:14,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:14,315 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:14,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:14,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:14,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:14,316 INFO L87 Difference]: Start difference. First operand 1324 states and 1862 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:14,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:14,481 INFO L93 Difference]: Finished difference Result 2755 states and 3867 transitions. [2022-04-05 09:37:14,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:14,481 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 236 [2022-04-05 09:37:14,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:14,486 INFO L225 Difference]: With dead ends: 2755 [2022-04-05 09:37:14,486 INFO L226 Difference]: Without dead ends: 1444 [2022-04-05 09:37:14,488 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:14,489 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 182 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:14,489 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:14,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2022-04-05 09:37:14,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1436. [2022-04-05 09:37:14,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1436 states, 1431 states have (on average 1.3906359189378057) internal successors, (1990), 1431 states have internal predecessors, (1990), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:14,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 1994 transitions. [2022-04-05 09:37:14,516 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 1994 transitions. Word has length 236 [2022-04-05 09:37:14,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:14,517 INFO L478 AbstractCegarLoop]: Abstraction has 1436 states and 1994 transitions. [2022-04-05 09:37:14,517 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1994 transitions. [2022-04-05 09:37:14,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-04-05 09:37:14,520 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:14,520 INFO L499 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:14,520 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-05 09:37:14,521 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:14,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:14,521 INFO L85 PathProgramCache]: Analyzing trace with hash 909115084, now seen corresponding path program 1 times [2022-04-05 09:37:14,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:14,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589819509] [2022-04-05 09:37:14,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:14,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:14,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-04-05 09:37:14,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:14,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589819509] [2022-04-05 09:37:14,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589819509] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:14,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:14,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:14,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309606754] [2022-04-05 09:37:14,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:14,578 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:14,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:14,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:14,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:14,579 INFO L87 Difference]: Start difference. First operand 1436 states and 1994 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:14,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:14,749 INFO L93 Difference]: Finished difference Result 2995 states and 4167 transitions. [2022-04-05 09:37:14,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:14,749 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 236 [2022-04-05 09:37:14,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:14,754 INFO L225 Difference]: With dead ends: 2995 [2022-04-05 09:37:14,754 INFO L226 Difference]: Without dead ends: 1572 [2022-04-05 09:37:14,756 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:14,757 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 184 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:14,757 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [184 Valid, 194 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:14,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2022-04-05 09:37:14,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1560. [2022-04-05 09:37:14,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1560 states, 1555 states have (on average 1.372347266881029) internal successors, (2134), 1555 states have internal predecessors, (2134), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:14,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 2138 transitions. [2022-04-05 09:37:14,793 INFO L78 Accepts]: Start accepts. Automaton has 1560 states and 2138 transitions. Word has length 236 [2022-04-05 09:37:14,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:14,793 INFO L478 AbstractCegarLoop]: Abstraction has 1560 states and 2138 transitions. [2022-04-05 09:37:14,793 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2138 transitions. [2022-04-05 09:37:14,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-04-05 09:37:14,807 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:14,807 INFO L499 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:14,807 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-04-05 09:37:14,808 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:14,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:14,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1731324572, now seen corresponding path program 1 times [2022-04-05 09:37:14,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:14,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345480129] [2022-04-05 09:37:14,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:14,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:14,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:14,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:14,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:14,863 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-04-05 09:37:14,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:14,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345480129] [2022-04-05 09:37:14,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345480129] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:14,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:14,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:14,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872893297] [2022-04-05 09:37:14,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:14,864 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:14,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:14,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:14,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:14,864 INFO L87 Difference]: Start difference. First operand 1560 states and 2138 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:15,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:15,040 INFO L93 Difference]: Finished difference Result 4650 states and 6376 transitions. [2022-04-05 09:37:15,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:15,041 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 266 [2022-04-05 09:37:15,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:15,052 INFO L225 Difference]: With dead ends: 4650 [2022-04-05 09:37:15,052 INFO L226 Difference]: Without dead ends: 3103 [2022-04-05 09:37:15,057 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:15,058 INFO L913 BasicCegarLoop]: 326 mSDtfsCounter, 299 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:15,058 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [299 Valid, 333 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:15,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3103 states. [2022-04-05 09:37:15,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3103 to 3101. [2022-04-05 09:37:15,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3101 states, 3096 states have (on average 1.3714470284237725) internal successors, (4246), 3096 states have internal predecessors, (4246), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:15,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 3101 states and 4250 transitions. [2022-04-05 09:37:15,126 INFO L78 Accepts]: Start accepts. Automaton has 3101 states and 4250 transitions. Word has length 266 [2022-04-05 09:37:15,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:15,126 INFO L478 AbstractCegarLoop]: Abstraction has 3101 states and 4250 transitions. [2022-04-05 09:37:15,127 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:15,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3101 states and 4250 transitions. [2022-04-05 09:37:15,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-04-05 09:37:15,132 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:15,132 INFO L499 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:15,132 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-04-05 09:37:15,133 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:15,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:15,133 INFO L85 PathProgramCache]: Analyzing trace with hash 584784059, now seen corresponding path program 1 times [2022-04-05 09:37:15,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:15,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870126232] [2022-04-05 09:37:15,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:15,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:15,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2022-04-05 09:37:15,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:15,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870126232] [2022-04-05 09:37:15,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870126232] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:15,187 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:15,187 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:15,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124149141] [2022-04-05 09:37:15,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:15,188 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:15,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:15,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:15,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:15,188 INFO L87 Difference]: Start difference. First operand 3101 states and 4250 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:15,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:15,384 INFO L93 Difference]: Finished difference Result 6489 states and 8927 transitions. [2022-04-05 09:37:15,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:15,384 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 266 [2022-04-05 09:37:15,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:15,394 INFO L225 Difference]: With dead ends: 6489 [2022-04-05 09:37:15,394 INFO L226 Difference]: Without dead ends: 3401 [2022-04-05 09:37:15,400 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:15,400 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 183 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:15,401 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [183 Valid, 194 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:15,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3401 states. [2022-04-05 09:37:15,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3401 to 3385. [2022-04-05 09:37:15,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3385 states, 3380 states have (on average 1.3520710059171597) internal successors, (4570), 3380 states have internal predecessors, (4570), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:15,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 3385 states and 4574 transitions. [2022-04-05 09:37:15,505 INFO L78 Accepts]: Start accepts. Automaton has 3385 states and 4574 transitions. Word has length 266 [2022-04-05 09:37:15,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:15,505 INFO L478 AbstractCegarLoop]: Abstraction has 3385 states and 4574 transitions. [2022-04-05 09:37:15,506 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 4574 transitions. [2022-04-05 09:37:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-04-05 09:37:15,511 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:15,511 INFO L499 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:15,512 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-04-05 09:37:15,512 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:15,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:15,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1895653822, now seen corresponding path program 1 times [2022-04-05 09:37:15,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:15,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441326649] [2022-04-05 09:37:15,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:15,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:15,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:15,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-04-05 09:37:15,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:15,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441326649] [2022-04-05 09:37:15,563 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441326649] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:15,563 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:15,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:15,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377143924] [2022-04-05 09:37:15,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:15,564 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:15,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:15,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:15,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:15,564 INFO L87 Difference]: Start difference. First operand 3385 states and 4574 transitions. Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:15,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:15,782 INFO L93 Difference]: Finished difference Result 6905 states and 9343 transitions. [2022-04-05 09:37:15,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:15,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 290 [2022-04-05 09:37:15,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:15,792 INFO L225 Difference]: With dead ends: 6905 [2022-04-05 09:37:15,792 INFO L226 Difference]: Without dead ends: 3533 [2022-04-05 09:37:15,798 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:15,799 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 182 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:15,799 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-05 09:37:15,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3533 states. [2022-04-05 09:37:15,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3533 to 3517. [2022-04-05 09:37:15,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3517 states, 3512 states have (on average 1.3445330296127562) internal successors, (4722), 3512 states have internal predecessors, (4722), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:15,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 3517 states and 4726 transitions. [2022-04-05 09:37:15,875 INFO L78 Accepts]: Start accepts. Automaton has 3517 states and 4726 transitions. Word has length 290 [2022-04-05 09:37:15,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:15,876 INFO L478 AbstractCegarLoop]: Abstraction has 3517 states and 4726 transitions. [2022-04-05 09:37:15,876 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:15,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3517 states and 4726 transitions. [2022-04-05 09:37:15,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-04-05 09:37:15,882 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:15,882 INFO L499 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:15,882 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-04-05 09:37:15,883 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:15,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:15,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1898341703, now seen corresponding path program 1 times [2022-04-05 09:37:15,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:15,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098032081] [2022-04-05 09:37:15,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:15,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:15,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:15,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1112 backedges. 542 proven. 0 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2022-04-05 09:37:15,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:15,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098032081] [2022-04-05 09:37:15,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098032081] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:15,934 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:15,935 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:15,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604367787] [2022-04-05 09:37:15,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:15,935 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:15,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:15,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:15,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:15,936 INFO L87 Difference]: Start difference. First operand 3517 states and 4726 transitions. Second operand has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:16,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:16,174 INFO L93 Difference]: Finished difference Result 7421 states and 10107 transitions. [2022-04-05 09:37:16,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:16,175 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 301 [2022-04-05 09:37:16,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:16,187 INFO L225 Difference]: With dead ends: 7421 [2022-04-05 09:37:16,187 INFO L226 Difference]: Without dead ends: 3917 [2022-04-05 09:37:16,193 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:16,193 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 230 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:16,194 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [230 Valid, 194 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-05 09:37:16,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3917 states. [2022-04-05 09:37:16,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3917 to 3829. [2022-04-05 09:37:16,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3829 states, 3824 states have (on average 1.3310669456066946) internal successors, (5090), 3824 states have internal predecessors, (5090), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:16,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 5094 transitions. [2022-04-05 09:37:16,277 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 5094 transitions. Word has length 301 [2022-04-05 09:37:16,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:16,277 INFO L478 AbstractCegarLoop]: Abstraction has 3829 states and 5094 transitions. [2022-04-05 09:37:16,277 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:16,278 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 5094 transitions. [2022-04-05 09:37:16,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-04-05 09:37:16,289 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:16,289 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:16,289 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-04-05 09:37:16,289 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:16,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:16,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1338697851, now seen corresponding path program 1 times [2022-04-05 09:37:16,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:16,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512643678] [2022-04-05 09:37:16,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:16,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:16,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:16,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 595 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2022-04-05 09:37:16,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:16,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512643678] [2022-04-05 09:37:16,348 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512643678] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:16,348 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:16,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:16,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473803676] [2022-04-05 09:37:16,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:16,349 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:16,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:16,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:16,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:16,355 INFO L87 Difference]: Start difference. First operand 3829 states and 5094 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:16,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:16,532 INFO L93 Difference]: Finished difference Result 8053 states and 10651 transitions. [2022-04-05 09:37:16,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:16,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 315 [2022-04-05 09:37:16,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:16,553 INFO L225 Difference]: With dead ends: 8053 [2022-04-05 09:37:16,553 INFO L226 Difference]: Without dead ends: 4237 [2022-04-05 09:37:16,560 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:16,561 INFO L913 BasicCegarLoop]: 185 mSDtfsCounter, 279 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:16,561 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 192 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:16,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4237 states. [2022-04-05 09:37:16,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4237 to 3949. [2022-04-05 09:37:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3949 states, 3944 states have (on average 1.327079107505071) internal successors, (5234), 3944 states have internal predecessors, (5234), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:16,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3949 states and 5238 transitions. [2022-04-05 09:37:16,661 INFO L78 Accepts]: Start accepts. Automaton has 3949 states and 5238 transitions. Word has length 315 [2022-04-05 09:37:16,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:16,661 INFO L478 AbstractCegarLoop]: Abstraction has 3949 states and 5238 transitions. [2022-04-05 09:37:16,661 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:16,661 INFO L276 IsEmpty]: Start isEmpty. Operand 3949 states and 5238 transitions. [2022-04-05 09:37:16,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-04-05 09:37:16,668 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:16,669 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:16,669 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-04-05 09:37:16,670 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:16,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:16,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1654457468, now seen corresponding path program 1 times [2022-04-05 09:37:16,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:16,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540860472] [2022-04-05 09:37:16,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:16,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:16,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:16,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 707 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2022-04-05 09:37:16,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:16,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540860472] [2022-04-05 09:37:16,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540860472] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:16,743 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:16,743 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:16,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79585199] [2022-04-05 09:37:16,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:16,743 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:16,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:16,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:16,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:16,744 INFO L87 Difference]: Start difference. First operand 3949 states and 5238 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:16,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:16,942 INFO L93 Difference]: Finished difference Result 11317 states and 15088 transitions. [2022-04-05 09:37:16,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:16,943 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 316 [2022-04-05 09:37:16,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:16,956 INFO L225 Difference]: With dead ends: 11317 [2022-04-05 09:37:16,956 INFO L226 Difference]: Without dead ends: 7381 [2022-04-05 09:37:16,963 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:16,964 INFO L913 BasicCegarLoop]: 317 mSDtfsCounter, 261 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:16,964 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [261 Valid, 324 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:16,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7381 states. [2022-04-05 09:37:17,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7381 to 7379. [2022-04-05 09:37:17,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7379 states, 7374 states have (on average 1.3341470029834555) internal successors, (9838), 7374 states have internal predecessors, (9838), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:17,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7379 states to 7379 states and 9842 transitions. [2022-04-05 09:37:17,127 INFO L78 Accepts]: Start accepts. Automaton has 7379 states and 9842 transitions. Word has length 316 [2022-04-05 09:37:17,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:17,128 INFO L478 AbstractCegarLoop]: Abstraction has 7379 states and 9842 transitions. [2022-04-05 09:37:17,128 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:17,128 INFO L276 IsEmpty]: Start isEmpty. Operand 7379 states and 9842 transitions. [2022-04-05 09:37:17,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-04-05 09:37:17,138 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:17,139 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:17,139 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-04-05 09:37:17,139 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:17,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:17,139 INFO L85 PathProgramCache]: Analyzing trace with hash -387267926, now seen corresponding path program 1 times [2022-04-05 09:37:17,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:17,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842921388] [2022-04-05 09:37:17,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:17,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:17,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 711 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-04-05 09:37:17,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:17,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842921388] [2022-04-05 09:37:17,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842921388] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:17,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:17,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:17,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890738291] [2022-04-05 09:37:17,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:17,198 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:17,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:17,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:17,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:17,199 INFO L87 Difference]: Start difference. First operand 7379 states and 9842 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:17,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:17,428 INFO L93 Difference]: Finished difference Result 14753 states and 19659 transitions. [2022-04-05 09:37:17,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:17,429 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 317 [2022-04-05 09:37:17,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:17,441 INFO L225 Difference]: With dead ends: 14753 [2022-04-05 09:37:17,442 INFO L226 Difference]: Without dead ends: 7387 [2022-04-05 09:37:17,453 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:17,453 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 182 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:17,454 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:17,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7387 states. [2022-04-05 09:37:17,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7387 to 7355. [2022-04-05 09:37:17,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7355 states, 7350 states have (on average 1.3004081632653062) internal successors, (9558), 7350 states have internal predecessors, (9558), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:17,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7355 states to 7355 states and 9562 transitions. [2022-04-05 09:37:17,636 INFO L78 Accepts]: Start accepts. Automaton has 7355 states and 9562 transitions. Word has length 317 [2022-04-05 09:37:17,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:17,637 INFO L478 AbstractCegarLoop]: Abstraction has 7355 states and 9562 transitions. [2022-04-05 09:37:17,637 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:17,637 INFO L276 IsEmpty]: Start isEmpty. Operand 7355 states and 9562 transitions. [2022-04-05 09:37:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-04-05 09:37:17,646 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:17,647 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:17,647 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-04-05 09:37:17,647 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:17,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:17,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1734711817, now seen corresponding path program 1 times [2022-04-05 09:37:17,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:17,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187585198] [2022-04-05 09:37:17,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:17,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:17,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:17,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1348 backedges. 766 proven. 12 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2022-04-05 09:37:17,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:17,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187585198] [2022-04-05 09:37:17,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187585198] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-05 09:37:17,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891887441] [2022-04-05 09:37:17,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:17,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-05 09:37:17,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 09:37:17,716 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-05 09:37:17,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-05 09:37:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:17,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-05 09:37:17,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-05 09:37:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1348 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 1244 trivial. 0 not checked. [2022-04-05 09:37:18,304 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-05 09:37:18,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891887441] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:18,304 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-05 09:37:18,304 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2022-04-05 09:37:18,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217987743] [2022-04-05 09:37:18,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:18,305 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:37:18,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:18,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:37:18,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-04-05 09:37:18,305 INFO L87 Difference]: Start difference. First operand 7355 states and 9562 transitions. Second operand has 5 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:18,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:18,492 INFO L93 Difference]: Finished difference Result 14875 states and 19348 transitions. [2022-04-05 09:37:18,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:37:18,493 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 340 [2022-04-05 09:37:18,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:18,504 INFO L225 Difference]: With dead ends: 14875 [2022-04-05 09:37:18,504 INFO L226 Difference]: Without dead ends: 7505 [2022-04-05 09:37:18,516 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-04-05 09:37:18,516 INFO L913 BasicCegarLoop]: 150 mSDtfsCounter, 249 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:18,516 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 382 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:18,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7505 states. [2022-04-05 09:37:18,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7505 to 7361. [2022-04-05 09:37:18,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7361 states, 7356 states have (on average 1.3004350190320826) internal successors, (9566), 7356 states have internal predecessors, (9566), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:18,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7361 states to 7361 states and 9570 transitions. [2022-04-05 09:37:18,684 INFO L78 Accepts]: Start accepts. Automaton has 7361 states and 9570 transitions. Word has length 340 [2022-04-05 09:37:18,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:18,684 INFO L478 AbstractCegarLoop]: Abstraction has 7361 states and 9570 transitions. [2022-04-05 09:37:18,685 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 7361 states and 9570 transitions. [2022-04-05 09:37:18,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-04-05 09:37:18,694 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:18,694 INFO L499 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 14, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:18,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-05 09:37:18,912 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2022-04-05 09:37:18,912 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:18,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:18,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1329745268, now seen corresponding path program 1 times [2022-04-05 09:37:18,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:18,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263273192] [2022-04-05 09:37:18,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:18,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:18,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 791 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-04-05 09:37:18,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:18,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263273192] [2022-04-05 09:37:18,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263273192] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-05 09:37:18,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437589204] [2022-04-05 09:37:18,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:18,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-05 09:37:18,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 09:37:18,980 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-05 09:37:18,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-05 09:37:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:19,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-05 09:37:19,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-05 09:37:19,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 791 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-04-05 09:37:19,484 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-05 09:37:19,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 791 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-04-05 09:37:19,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [437589204] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-05 09:37:19,913 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-05 09:37:19,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-04-05 09:37:19,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851498126] [2022-04-05 09:37:19,913 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-05 09:37:19,914 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-05 09:37:19,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:19,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-05 09:37:19,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-05 09:37:19,915 INFO L87 Difference]: Start difference. First operand 7361 states and 9570 transitions. Second operand has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:20,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:20,611 INFO L93 Difference]: Finished difference Result 14753 states and 19172 transitions. [2022-04-05 09:37:20,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-05 09:37:20,611 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 353 [2022-04-05 09:37:20,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:20,629 INFO L225 Difference]: With dead ends: 14753 [2022-04-05 09:37:20,629 INFO L226 Difference]: Without dead ends: 11161 [2022-04-05 09:37:20,638 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 721 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-04-05 09:37:20,639 INFO L913 BasicCegarLoop]: 387 mSDtfsCounter, 517 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 1043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:20,640 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [517 Valid, 404 Invalid, 1043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-04-05 09:37:20,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11161 states. [2022-04-05 09:37:20,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11161 to 8465. [2022-04-05 09:37:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8465 states, 8460 states have (on average 1.307565011820331) internal successors, (11062), 8460 states have internal predecessors, (11062), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8465 states to 8465 states and 11066 transitions. [2022-04-05 09:37:20,834 INFO L78 Accepts]: Start accepts. Automaton has 8465 states and 11066 transitions. Word has length 353 [2022-04-05 09:37:20,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:20,835 INFO L478 AbstractCegarLoop]: Abstraction has 8465 states and 11066 transitions. [2022-04-05 09:37:20,835 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 8465 states and 11066 transitions. [2022-04-05 09:37:20,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2022-04-05 09:37:20,847 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:20,847 INFO L499 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 14, 14, 14, 14, 14, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:20,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-05 09:37:21,065 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2022-04-05 09:37:21,065 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:21,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:21,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1292968849, now seen corresponding path program 2 times [2022-04-05 09:37:21,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:21,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101935524] [2022-04-05 09:37:21,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:21,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:21,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:21,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 843 proven. 5 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2022-04-05 09:37:21,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:21,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101935524] [2022-04-05 09:37:21,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101935524] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-05 09:37:21,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111983302] [2022-04-05 09:37:21,135 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-05 09:37:21,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-05 09:37:21,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 09:37:21,136 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-05 09:37:21,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-05 09:37:21,250 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-05 09:37:21,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-05 09:37:21,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 2 conjunts are in the unsatisfiable core [2022-04-05 09:37:21,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-05 09:37:21,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2022-04-05 09:37:21,575 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-05 09:37:21,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111983302] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:21,575 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-05 09:37:21,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-04-05 09:37:21,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228894258] [2022-04-05 09:37:21,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:21,576 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-05 09:37:21,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:21,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-05 09:37:21,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:37:21,576 INFO L87 Difference]: Start difference. First operand 8465 states and 11066 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:21,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:21,750 INFO L93 Difference]: Finished difference Result 17191 states and 22443 transitions. [2022-04-05 09:37:21,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-05 09:37:21,751 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 366 [2022-04-05 09:37:21,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:21,765 INFO L225 Difference]: With dead ends: 17191 [2022-04-05 09:37:21,765 INFO L226 Difference]: Without dead ends: 8745 [2022-04-05 09:37:21,777 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:37:21,778 INFO L913 BasicCegarLoop]: 145 mSDtfsCounter, 57 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:21,778 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 225 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:21,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8745 states. [2022-04-05 09:37:21,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8745 to 7889. [2022-04-05 09:37:21,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7889 states, 7884 states have (on average 1.2569761542364282) internal successors, (9910), 7884 states have internal predecessors, (9910), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:21,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7889 states to 7889 states and 9914 transitions. [2022-04-05 09:37:21,930 INFO L78 Accepts]: Start accepts. Automaton has 7889 states and 9914 transitions. Word has length 366 [2022-04-05 09:37:21,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:21,930 INFO L478 AbstractCegarLoop]: Abstraction has 7889 states and 9914 transitions. [2022-04-05 09:37:21,931 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:21,931 INFO L276 IsEmpty]: Start isEmpty. Operand 7889 states and 9914 transitions. [2022-04-05 09:37:21,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-04-05 09:37:21,939 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:21,939 INFO L499 BasicCegarLoop]: trace histogram [17, 17, 16, 16, 15, 15, 15, 15, 15, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:21,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-05 09:37:22,157 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-05 09:37:22,157 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:22,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:22,158 INFO L85 PathProgramCache]: Analyzing trace with hash -2096642603, now seen corresponding path program 1 times [2022-04-05 09:37:22,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:22,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54400395] [2022-04-05 09:37:22,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:22,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:22,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:22,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-04-05 09:37:22,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:22,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54400395] [2022-04-05 09:37:22,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54400395] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-05 09:37:22,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1399214998] [2022-04-05 09:37:22,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:22,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-05 09:37:22,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 09:37:22,227 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-05 09:37:22,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-05 09:37:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:22,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 796 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-05 09:37:22,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-05 09:37:22,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-04-05 09:37:22,661 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-05 09:37:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-04-05 09:37:22,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1399214998] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-05 09:37:22,952 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-05 09:37:22,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-04-05 09:37:22,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870264883] [2022-04-05 09:37:22,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-05 09:37:22,952 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-05 09:37:22,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:22,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-05 09:37:22,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-05 09:37:22,953 INFO L87 Difference]: Start difference. First operand 7889 states and 9914 transitions. Second operand has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:23,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:23,391 INFO L93 Difference]: Finished difference Result 17909 states and 22405 transitions. [2022-04-05 09:37:23,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-05 09:37:23,393 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 380 [2022-04-05 09:37:23,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:23,407 INFO L225 Difference]: With dead ends: 17909 [2022-04-05 09:37:23,407 INFO L226 Difference]: Without dead ends: 10031 [2022-04-05 09:37:23,415 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 770 GetRequests, 762 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-04-05 09:37:23,416 INFO L913 BasicCegarLoop]: 225 mSDtfsCounter, 552 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:23,419 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [552 Valid, 242 Invalid, 653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-05 09:37:23,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10031 states. [2022-04-05 09:37:23,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10031 to 8280. [2022-04-05 09:37:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8280 states, 8275 states have (on average 1.253655589123867) internal successors, (10374), 8275 states have internal predecessors, (10374), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:23,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8280 states to 8280 states and 10378 transitions. [2022-04-05 09:37:23,542 INFO L78 Accepts]: Start accepts. Automaton has 8280 states and 10378 transitions. Word has length 380 [2022-04-05 09:37:23,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:23,542 INFO L478 AbstractCegarLoop]: Abstraction has 8280 states and 10378 transitions. [2022-04-05 09:37:23,542 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:23,543 INFO L276 IsEmpty]: Start isEmpty. Operand 8280 states and 10378 transitions. [2022-04-05 09:37:23,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-04-05 09:37:23,553 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:23,553 INFO L499 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:23,577 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-05 09:37:23,763 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-05 09:37:23,763 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:23,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:23,764 INFO L85 PathProgramCache]: Analyzing trace with hash -49962149, now seen corresponding path program 1 times [2022-04-05 09:37:23,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:23,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499200825] [2022-04-05 09:37:23,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:23,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:23,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:23,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 885 proven. 0 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2022-04-05 09:37:23,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:23,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499200825] [2022-04-05 09:37:23,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499200825] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:23,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:37:23,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 09:37:23,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594661615] [2022-04-05 09:37:23,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:23,824 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 09:37:23,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:23,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 09:37:23,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 09:37:23,824 INFO L87 Difference]: Start difference. First operand 8280 states and 10378 transitions. Second operand has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:24,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:24,031 INFO L93 Difference]: Finished difference Result 15646 states and 19229 transitions. [2022-04-05 09:37:24,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-05 09:37:24,031 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 419 [2022-04-05 09:37:24,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:24,037 INFO L225 Difference]: With dead ends: 15646 [2022-04-05 09:37:24,037 INFO L226 Difference]: Without dead ends: 3812 [2022-04-05 09:37:24,047 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:37:24,048 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 208 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:24,049 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [208 Valid, 195 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-05 09:37:24,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3812 states. [2022-04-05 09:37:24,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3812 to 3621. [2022-04-05 09:37:24,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3621 states, 3616 states have (on average 1.2419800884955752) internal successors, (4491), 3616 states have internal predecessors, (4491), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:24,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3621 states and 4495 transitions. [2022-04-05 09:37:24,098 INFO L78 Accepts]: Start accepts. Automaton has 3621 states and 4495 transitions. Word has length 419 [2022-04-05 09:37:24,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:24,098 INFO L478 AbstractCegarLoop]: Abstraction has 3621 states and 4495 transitions. [2022-04-05 09:37:24,098 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:24,098 INFO L276 IsEmpty]: Start isEmpty. Operand 3621 states and 4495 transitions. [2022-04-05 09:37:24,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2022-04-05 09:37:24,117 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:24,117 INFO L499 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 18, 17, 17, 15, 15, 13, 13, 11, 11, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:24,117 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-04-05 09:37:24,117 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:24,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:24,118 INFO L85 PathProgramCache]: Analyzing trace with hash -54549105, now seen corresponding path program 1 times [2022-04-05 09:37:24,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:24,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654642865] [2022-04-05 09:37:24,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:24,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:24,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 1571 proven. 14 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2022-04-05 09:37:24,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:24,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654642865] [2022-04-05 09:37:24,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654642865] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-05 09:37:24,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353459478] [2022-04-05 09:37:24,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:24,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-05 09:37:24,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 09:37:24,180 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-05 09:37:24,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-05 09:37:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:24,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-05 09:37:24,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-05 09:37:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 1018 proven. 0 refuted. 0 times theorem prover too weak. 1693 trivial. 0 not checked. [2022-04-05 09:37:24,990 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-05 09:37:24,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353459478] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:37:24,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-05 09:37:24,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-04-05 09:37:24,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074426425] [2022-04-05 09:37:24,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:37:24,991 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-05 09:37:24,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:24,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-05 09:37:24,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:37:24,991 INFO L87 Difference]: Start difference. First operand 3621 states and 4495 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:25,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:25,027 INFO L93 Difference]: Finished difference Result 4037 states and 4976 transitions. [2022-04-05 09:37:25,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-05 09:37:25,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 503 [2022-04-05 09:37:25,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:25,033 INFO L225 Difference]: With dead ends: 4037 [2022-04-05 09:37:25,033 INFO L226 Difference]: Without dead ends: 3960 [2022-04-05 09:37:25,034 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 508 GetRequests, 504 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:37:25,034 INFO L913 BasicCegarLoop]: 303 mSDtfsCounter, 61 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:25,035 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 460 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-05 09:37:25,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3960 states. [2022-04-05 09:37:25,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3960 to 3546. [2022-04-05 09:37:25,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3546 states, 3541 states have (on average 1.2420220276757978) internal successors, (4398), 3541 states have internal predecessors, (4398), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:25,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 3546 states and 4402 transitions. [2022-04-05 09:37:25,083 INFO L78 Accepts]: Start accepts. Automaton has 3546 states and 4402 transitions. Word has length 503 [2022-04-05 09:37:25,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:25,084 INFO L478 AbstractCegarLoop]: Abstraction has 3546 states and 4402 transitions. [2022-04-05 09:37:25,084 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:25,084 INFO L276 IsEmpty]: Start isEmpty. Operand 3546 states and 4402 transitions. [2022-04-05 09:37:25,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2022-04-05 09:37:25,092 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:37:25,093 INFO L499 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 20, 20, 20, 20, 20, 19, 19, 17, 17, 16, 16, 15, 15, 13, 13, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:25,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-05 09:37:25,315 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-04-05 09:37:25,317 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:37:25,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:37:25,318 INFO L85 PathProgramCache]: Analyzing trace with hash 71565020, now seen corresponding path program 1 times [2022-04-05 09:37:25,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:37:25,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621659740] [2022-04-05 09:37:25,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:25,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:37:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:25,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:37:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:25,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3928 backedges. 2054 proven. 14 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-04-05 09:37:25,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:37:25,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621659740] [2022-04-05 09:37:25,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621659740] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-05 09:37:25,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [546375291] [2022-04-05 09:37:25,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:37:25,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-05 09:37:25,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 09:37:25,407 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-05 09:37:25,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-05 09:37:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:37:25,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-05 09:37:25,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-05 09:37:26,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3928 backedges. 2054 proven. 14 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-04-05 09:37:26,096 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-05 09:37:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3928 backedges. 2054 proven. 14 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-04-05 09:37:26,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [546375291] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-05 09:37:26,723 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-05 09:37:26,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 9 [2022-04-05 09:37:26,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179597150] [2022-04-05 09:37:26,723 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-05 09:37:26,724 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-05 09:37:26,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:37:26,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-05 09:37:26,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-04-05 09:37:26,725 INFO L87 Difference]: Start difference. First operand 3546 states and 4402 transitions. Second operand has 9 states, 9 states have (on average 36.888888888888886) internal successors, (332), 8 states have internal predecessors, (332), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:27,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:37:27,089 INFO L93 Difference]: Finished difference Result 4399 states and 5458 transitions. [2022-04-05 09:37:27,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-05 09:37:27,090 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 36.888888888888886) internal successors, (332), 8 states have internal predecessors, (332), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 615 [2022-04-05 09:37:27,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:37:27,090 INFO L225 Difference]: With dead ends: 4399 [2022-04-05 09:37:27,090 INFO L226 Difference]: Without dead ends: 0 [2022-04-05 09:37:27,097 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 1241 GetRequests, 1231 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-04-05 09:37:27,097 INFO L913 BasicCegarLoop]: 159 mSDtfsCounter, 356 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-05 09:37:27,097 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [356 Valid, 171 Invalid, 584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 535 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-05 09:37:27,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-05 09:37:27,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-05 09:37:27,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-05 09:37:27,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-05 09:37:27,098 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 615 [2022-04-05 09:37:27,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:37:27,098 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-05 09:37:27,098 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 36.888888888888886) internal successors, (332), 8 states have internal predecessors, (332), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:37:27,098 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-05 09:37:27,099 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-05 09:37:27,101 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-05 09:37:27,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-04-05 09:37:27,311 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-04-05 09:37:27,313 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-04-05 09:37:31,800 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-05 09:37:31,801 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L885 garLoopResultBuilder]: At program point ssl3_connectENTRY(lines 22 587) the Hoare annotation is: true [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point L105(lines 105 111) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point L108-2(lines 105 111) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point L108(lines 108 110) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point L113(lines 113 117) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point L114(lines 114 116) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point L119-1(lines 96 586) no Hoare annotation was computed. [2022-04-05 09:37:31,801 INFO L885 garLoopResultBuilder]: At program point L575(lines 118 576) the Hoare annotation is: true [2022-04-05 09:37:31,801 INFO L882 garLoopResultBuilder]: For program point L120(line 120) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L580(lines 580 582) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L122(lines 122 555) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L580-2(lines 580 582) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L878 garLoopResultBuilder]: At program point L123(lines 122 555) the Hoare annotation is: (or (and (<= 12292 ssl3_connect_~s__state~0) (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L125(lines 125 554) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point ssl3_connectFINAL(lines 22 587) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L878 garLoopResultBuilder]: At program point L227(lines 125 554) the Hoare annotation is: (or (= ssl3_connect_~blastFlag~0 0) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L128(lines 128 553) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point ssl3_connectEXIT(lines 22 587) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L131(lines 131 552) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L232-2(lines 232 234) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L134(lines 134 551) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L237(lines 237 240) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L137(lines 137 550) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L882 garLoopResultBuilder]: For program point L247(lines 247 263) no Hoare annotation was computed. [2022-04-05 09:37:31,802 INFO L878 garLoopResultBuilder]: At program point L141(lines 137 550) the Hoare annotation is: (or (and (<= 4352 ssl3_connect_~s__state~0) (= ssl3_connect_~blastFlag~0 0) (not (<= 4400 ssl3_connect_~s__state~0))) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-04-05 09:37:31,803 INFO L882 garLoopResultBuilder]: For program point L140(lines 140 549) no Hoare annotation was computed. [2022-04-05 09:37:31,803 INFO L882 garLoopResultBuilder]: For program point L253(lines 253 256) no Hoare annotation was computed. [2022-04-05 09:37:31,803 INFO L882 garLoopResultBuilder]: For program point L247-2(lines 222 520) no Hoare annotation was computed. [2022-04-05 09:37:31,803 INFO L882 garLoopResultBuilder]: For program point L281(lines 281 283) no Hoare annotation was computed. [2022-04-05 09:37:31,803 INFO L882 garLoopResultBuilder]: For program point L143(lines 143 548) no Hoare annotation was computed. [2022-04-05 09:37:31,803 INFO L882 garLoopResultBuilder]: For program point L258(lines 258 261) no Hoare annotation was computed. [2022-04-05 09:37:31,803 INFO L882 garLoopResultBuilder]: For program point L269(lines 269 272) no Hoare annotation was computed. [2022-04-05 09:37:31,803 INFO L882 garLoopResultBuilder]: For program point L281-2(lines 222 520) no Hoare annotation was computed. [2022-04-05 09:37:31,806 INFO L878 garLoopResultBuilder]: At program point L147(lines 143 548) the Hoare annotation is: (let ((.cse0 (<= 4352 ssl3_connect_~s__state~0)) (.cse1 (not (<= 4400 ssl3_connect_~s__state~0)))) (or (and .cse0 (= ssl3_connect_~blastFlag~0 1) .cse1) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse1) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-05 09:37:31,806 INFO L882 garLoopResultBuilder]: For program point L146(lines 146 547) no Hoare annotation was computed. [2022-04-05 09:37:31,807 INFO L878 garLoopResultBuilder]: At program point L521(lines 119 574) the Hoare annotation is: (let ((.cse4 (= ssl3_connect_~s__hit~0 0))) (let ((.cse0 (<= 4560 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse3 (not .cse4)) (.cse11 (= ssl3_connect_~s__state~0 4464)) (.cse10 (= 4496 ssl3_connect_~s__state~0)) (.cse15 (<= 4352 ssl3_connect_~s__state~0)) (.cse16 (<= ssl3_connect_~s__state~0 4352)) (.cse13 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (.cse12 (= 4400 ssl3_connect_~s__state~0)) (.cse9 (= 4512 ssl3_connect_~s__state~0)) (.cse7 (= 3 ssl3_connect_~s__state~0)) (.cse8 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560)) (.cse5 (= ssl3_connect_~s__state~0 4448)) (.cse14 (= ssl3_connect_~s__state~0 4480)) (.cse6 (<= ssl3_connect_~blastFlag~0 4)) (.cse17 (= ssl3_connect_~s__state~0 4528)) (.cse2 (= 2 ssl3_connect_~blastFlag~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and .cse7 .cse2 .cse4) (and .cse8 .cse4 .cse9) (and .cse8 .cse4 .cse10) (and .cse8 .cse4 .cse11) (and .cse8 .cse12 .cse4 .cse6) (and .cse2 .cse9) (and .cse0 .cse8 .cse1 .cse4 .cse13) (and .cse8 .cse4 .cse14) (and .cse15 .cse16 .cse2 .cse3 (= 3 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and .cse4 .cse11 .cse6) (and (= 4432 ssl3_connect_~s__state~0) .cse4 .cse6) (= ssl3_connect_~blastFlag~0 0) (and .cse4 .cse10 .cse6) (and .cse15 .cse16 .cse8 .cse4 .cse13) (and .cse12 .cse2 .cse4) (and .cse4 .cse9 .cse6) (and .cse8 .cse7) (and .cse17 .cse8 .cse4) (and (= ssl3_connect_~s__state~0 4416) .cse4 .cse6) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse8 .cse4 .cse5) (and .cse4 .cse14 .cse6) (and .cse17 .cse4 .cse6) (and (= ssl3_connect_~blastFlag~0 1) (= ssl3_connect_~s__state~0 4384)) (and .cse17 .cse2)))) [2022-04-05 09:37:31,807 INFO L882 garLoopResultBuilder]: For program point L292(lines 292 294) no Hoare annotation was computed. [2022-04-05 09:37:31,807 INFO L882 garLoopResultBuilder]: For program point L300(lines 300 306) no Hoare annotation was computed. [2022-04-05 09:37:31,808 INFO L882 garLoopResultBuilder]: For program point L149(lines 149 546) no Hoare annotation was computed. [2022-04-05 09:37:31,808 INFO L882 garLoopResultBuilder]: For program point L557(lines 557 571) no Hoare annotation was computed. [2022-04-05 09:37:31,808 INFO L882 garLoopResultBuilder]: For program point L556(lines 556 572) no Hoare annotation was computed. [2022-04-05 09:37:31,808 INFO L882 garLoopResultBuilder]: For program point L303-2(lines 222 520) no Hoare annotation was computed. [2022-04-05 09:37:31,808 INFO L882 garLoopResultBuilder]: For program point L303(lines 303 305) no Hoare annotation was computed. [2022-04-05 09:37:31,808 INFO L878 garLoopResultBuilder]: At program point L153(lines 149 546) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~0 4560)) (.cse1 (= ssl3_connect_~s__hit~0 0)) (.cse2 (< 4384 ssl3_connect_~s__state~0))) (or (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse2) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (= 2 ssl3_connect_~blastFlag~0) .cse1 .cse2))) [2022-04-05 09:37:31,808 INFO L882 garLoopResultBuilder]: For program point L152(lines 152 545) no Hoare annotation was computed. [2022-04-05 09:37:31,808 INFO L882 garLoopResultBuilder]: For program point L558(lines 558 563) no Hoare annotation was computed. [2022-04-05 09:37:31,808 INFO L882 garLoopResultBuilder]: For program point L310(lines 310 314) no Hoare annotation was computed. [2022-04-05 09:37:31,808 INFO L882 garLoopResultBuilder]: For program point L321(lines 321 331) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L155(lines 155 544) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L560(lines 560 562) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L558-2(lines 557 571) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L310-2(lines 310 314) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L321-2(lines 321 331) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L325(lines 325 327) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L878 garLoopResultBuilder]: At program point L159(lines 155 544) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~0 4560)) (.cse1 (< 4384 ssl3_connect_~s__state~0))) (or (and .cse0 (= ssl3_connect_~s__hit~0 0) .cse1 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse1) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L158(lines 158 543) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L325-2(lines 323 331) no Hoare annotation was computed. [2022-04-05 09:37:31,809 INFO L882 garLoopResultBuilder]: For program point L339(lines 339 341) no Hoare annotation was computed. [2022-04-05 09:37:31,810 INFO L882 garLoopResultBuilder]: For program point L161(lines 161 542) no Hoare annotation was computed. [2022-04-05 09:37:31,810 INFO L882 garLoopResultBuilder]: For program point L339-2(lines 222 520) no Hoare annotation was computed. [2022-04-05 09:37:31,810 INFO L878 garLoopResultBuilder]: At program point L165(lines 161 542) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560))) (or (and .cse0 .cse1 (= ssl3_connect_~s__hit~0 0) (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-05 09:37:31,810 INFO L882 garLoopResultBuilder]: For program point L164(lines 164 541) no Hoare annotation was computed. [2022-04-05 09:37:31,810 INFO L882 garLoopResultBuilder]: For program point L347(lines 347 350) no Hoare annotation was computed. [2022-04-05 09:37:31,810 INFO L882 garLoopResultBuilder]: For program point L355(lines 355 357) no Hoare annotation was computed. [2022-04-05 09:37:31,810 INFO L882 garLoopResultBuilder]: For program point L167(lines 167 540) no Hoare annotation was computed. [2022-04-05 09:37:31,810 INFO L878 garLoopResultBuilder]: At program point L356(lines 96 586) the Hoare annotation is: (not (<= 12292 |ssl3_connect_#in~initial_state|)) [2022-04-05 09:37:31,810 INFO L882 garLoopResultBuilder]: For program point L358(lines 358 360) no Hoare annotation was computed. [2022-04-05 09:37:31,810 INFO L878 garLoopResultBuilder]: At program point L171(lines 167 540) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-05 09:37:31,811 INFO L882 garLoopResultBuilder]: For program point L170(lines 170 539) no Hoare annotation was computed. [2022-04-05 09:37:31,811 INFO L882 garLoopResultBuilder]: For program point ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION(line 584) no Hoare annotation was computed. [2022-04-05 09:37:31,811 INFO L882 garLoopResultBuilder]: For program point L367(lines 367 369) no Hoare annotation was computed. [2022-04-05 09:37:31,811 INFO L882 garLoopResultBuilder]: For program point L173(lines 173 538) no Hoare annotation was computed. [2022-04-05 09:37:31,811 INFO L882 garLoopResultBuilder]: For program point L370(lines 370 374) no Hoare annotation was computed. [2022-04-05 09:37:31,811 INFO L878 garLoopResultBuilder]: At program point L183(lines 173 538) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-05 09:37:31,811 INFO L882 garLoopResultBuilder]: For program point L176(lines 176 537) no Hoare annotation was computed. [2022-04-05 09:37:31,811 INFO L882 garLoopResultBuilder]: For program point L370-2(lines 370 374) no Hoare annotation was computed. [2022-04-05 09:37:31,811 INFO L882 garLoopResultBuilder]: For program point L382(lines 382 384) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L179(lines 179 536) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L182(lines 182 535) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L185(lines 185 534) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L878 garLoopResultBuilder]: At program point L189(lines 185 534) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L188(lines 188 533) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L391(lines 391 393) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L191(lines 191 532) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L395(lines 395 400) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L878 garLoopResultBuilder]: At program point L195(lines 191 532) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L194(lines 194 531) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L395-2(lines 395 400) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L406(lines 406 408) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L197(lines 197 530) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L878 garLoopResultBuilder]: At program point L201(lines 197 530) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0)) (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L200(lines 200 529) no Hoare annotation was computed. [2022-04-05 09:37:31,812 INFO L882 garLoopResultBuilder]: For program point L416(lines 416 418) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L203(lines 203 528) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L422(lines 422 426) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L878 garLoopResultBuilder]: At program point L207(lines 203 528) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0)) (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L206(lines 206 527) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L422-2(lines 222 520) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L439(lines 439 441) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L209(lines 209 526) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L431(lines 431 434) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L446(lines 446 460) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L878 garLoopResultBuilder]: At program point L213(lines 209 526) the Hoare annotation is: (let ((.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0)) (.cse0 (<= 4560 ssl3_connect_~s__state~0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0) (not .cse2)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and (< ssl3_connect_~s__state~0 12292) .cse0 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L212(lines 212 525) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L450(lines 450 456) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L446-1(lines 446 460) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L466(lines 466 468) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L215(lines 215 524) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L882 garLoopResultBuilder]: For program point L469(lines 469 473) no Hoare annotation was computed. [2022-04-05 09:37:31,813 INFO L878 garLoopResultBuilder]: At program point L216(lines 215 524) the Hoare annotation is: (let ((.cse0 (<= 4352 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4352)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0) (not .cse2) (= 3 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (and .cse0 .cse1 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse2 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L218(lines 218 523) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L469-2(lines 469 473) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L479(lines 479 491) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L885 garLoopResultBuilder]: At program point L219(lines 218 523) the Hoare annotation is: true [2022-04-05 09:37:31,814 INFO L885 garLoopResultBuilder]: At program point L221(lines 220 523) the Hoare annotation is: true [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L485(lines 485 488) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L479-2(lines 479 491) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L496-1(lines 496 498) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L502(lines 502 504) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L502-2(lines 502 504) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L508(lines 508 510) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L508-2(lines 508 510) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L513(lines 513 515) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L885 garLoopResultBuilder]: At program point mainENTRY(lines 588 598) the Hoare annotation is: true [2022-04-05 09:37:31,814 INFO L878 garLoopResultBuilder]: At program point L594(line 594) the Hoare annotation is: (<= 12292 main_~s~0) [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point L594-1(line 594) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 588 598) no Hoare annotation was computed. [2022-04-05 09:37:31,814 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 588 598) no Hoare annotation was computed. [2022-04-05 09:37:31,817 INFO L719 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:37:31,818 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-05 09:37:31,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 09:37:31 BasicIcfg [2022-04-05 09:37:31,833 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-05 09:37:31,834 INFO L158 Benchmark]: Toolchain (without parser) took 22178.28ms. Allocated memory was 191.9MB in the beginning and 679.5MB in the end (delta: 487.6MB). Free memory was 133.3MB in the beginning and 208.0MB in the end (delta: -74.7MB). Peak memory consumption was 438.8MB. Max. memory is 8.0GB. [2022-04-05 09:37:31,834 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 191.9MB. Free memory is still 150.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-05 09:37:31,834 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.39ms. Allocated memory was 191.9MB in the beginning and 243.3MB in the end (delta: 51.4MB). Free memory was 133.1MB in the beginning and 210.2MB in the end (delta: -77.1MB). Peak memory consumption was 17.7MB. Max. memory is 8.0GB. [2022-04-05 09:37:31,834 INFO L158 Benchmark]: Boogie Preprocessor took 41.07ms. Allocated memory is still 243.3MB. Free memory was 210.2MB in the beginning and 207.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-05 09:37:31,834 INFO L158 Benchmark]: RCFGBuilder took 607.72ms. Allocated memory is still 243.3MB. Free memory was 207.5MB in the beginning and 181.2MB in the end (delta: 26.3MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2022-04-05 09:37:31,834 INFO L158 Benchmark]: IcfgTransformer took 43.26ms. Allocated memory is still 243.3MB. Free memory was 181.2MB in the beginning and 178.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-05 09:37:31,835 INFO L158 Benchmark]: TraceAbstraction took 21223.85ms. Allocated memory was 243.3MB in the beginning and 679.5MB in the end (delta: 436.2MB). Free memory was 177.8MB in the beginning and 208.0MB in the end (delta: -30.2MB). Peak memory consumption was 432.3MB. Max. memory is 8.0GB. [2022-04-05 09:37:31,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 191.9MB. Free memory is still 150.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 255.39ms. Allocated memory was 191.9MB in the beginning and 243.3MB in the end (delta: 51.4MB). Free memory was 133.1MB in the beginning and 210.2MB in the end (delta: -77.1MB). Peak memory consumption was 17.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.07ms. Allocated memory is still 243.3MB. Free memory was 210.2MB in the beginning and 207.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 607.72ms. Allocated memory is still 243.3MB. Free memory was 207.5MB in the beginning and 181.2MB in the end (delta: 26.3MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * IcfgTransformer took 43.26ms. Allocated memory is still 243.3MB. Free memory was 181.2MB in the beginning and 178.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * TraceAbstraction took 21223.85ms. Allocated memory was 243.3MB in the beginning and 679.5MB in the end (delta: 436.2MB). Free memory was 177.8MB in the beginning and 208.0MB in the end (delta: -30.2MB). Peak memory consumption was 432.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 584]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 137 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.1s, OverallIterations: 28, TraceHistogramMax: 21, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.2s, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7178 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7176 mSDsluCounter, 6568 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 671 mSDsCounter, 676 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6332 IncrementalHoareTripleChecker+Invalid, 7008 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 676 mSolverCounterUnsat, 5897 mSDtfsCounter, 6332 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4110 GetRequests, 4001 SyntacticMatches, 0 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8465occurred in iteration=23, InterpolantAutomatonStates: 119, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 28 MinimizatonAttempts, 6652 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 264 NumberOfFragments, 815 HoareAnnotationTreeSize, 26 FomulaSimplifications, 8549 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 26 FomulaSimplificationsInter, 22852 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 9279 NumberOfCodeBlocks, 9279 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 10590 ConstructedInterpolants, 0 QuantifiedInterpolants, 14905 SizeOfPredicates, 5 NumberOfNonLiveVariables, 4967 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 37 InterpolantComputations, 25 PerfectInterpolantSequences, 44927/45051 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((4352 <= s__state && blastFlag == 0) && !(4400 <= s__state)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: ((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && 2 == blastFlag) || (((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4)) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: blastFlag == 0 || !(12292 <= \old(initial_state)) - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4560) && s__hit == 0) && 4384 < s__state) && blastFlag <= 4) || ((s__state <= 4560 && blastFlag == 0) && 4384 < s__state)) || !(12292 <= \old(initial_state))) || (((s__state <= 4560 && 2 == blastFlag) && s__hit == 0) && 4384 < s__state) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && 2 == blastFlag) || (((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4)) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: (((((4560 <= s__state && s__state <= 4560) && 2 == blastFlag) && !(s__hit == 0)) || ((((4560 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((s__state < 12292 && 4560 <= s__state) && blastFlag == 0)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: (12292 <= s__state && blastFlag == 0) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((((s__state <= 4560 && s__hit == 0) && 4384 < s__state) && blastFlag <= 4) || ((s__state <= 4560 && blastFlag == 0) && 4384 < s__state)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: ((((((4352 <= s__state && s__state <= 4352) && 2 == blastFlag) && !(s__hit == 0)) && 3 == s__s3__tmp__next_state___0) || ((4352 <= s__state && s__state <= 4352) && blastFlag == 0)) || ((((4352 <= s__state && s__state <= 4352) && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((4560 <= s__state && s__state <= 4560) && 2 == blastFlag) && !(s__hit == 0)) || ((s__hit == 0 && s__state == 4448) && blastFlag <= 4)) || ((3 == s__state && 2 == blastFlag) && s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && 4512 == s__state)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && 4496 == s__state)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4464)) || (((s__s3__tmp__next_state___0 <= 4560 && 4400 == s__state) && s__hit == 0) && blastFlag <= 4)) || (2 == blastFlag && 4512 == s__state)) || ((((4560 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4480)) || ((((4352 <= s__state && s__state <= 4352) && 2 == blastFlag) && !(s__hit == 0)) && 3 == s__s3__tmp__next_state___0)) || ((s__hit == 0 && s__state == 4464) && blastFlag <= 4)) || ((4432 == s__state && s__hit == 0) && blastFlag <= 4)) || blastFlag == 0) || ((s__hit == 0 && 4496 == s__state) && blastFlag <= 4)) || ((((4352 <= s__state && s__state <= 4352) && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((4400 == s__state && 2 == blastFlag) && s__hit == 0)) || ((s__hit == 0 && 4512 == s__state) && blastFlag <= 4)) || (s__s3__tmp__next_state___0 <= 4560 && 3 == s__state)) || ((s__state == 4528 && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0)) || ((s__state == 4416 && s__hit == 0) && blastFlag <= 4)) || !(12292 <= \old(initial_state))) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4448)) || ((s__hit == 0 && s__state == 4480) && blastFlag <= 4)) || ((s__state == 4528 && s__hit == 0) && blastFlag <= 4)) || (blastFlag == 1 && s__state == 4384)) || (s__state == 4528 && 2 == blastFlag) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: !(12292 <= \old(initial_state)) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((4352 <= s__state && blastFlag == 1) && !(4400 <= s__state)) || ((4352 <= s__state && blastFlag == 0) && !(4400 <= s__state))) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-04-05 09:37:31,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...